Question: please answer part e 8. A gas station at a busy highway offers free air service for tires of cars that use the pump. The

please answer part e

8. A gas station at a busy highway offers free air service for tires of cars that use the pump. The attendant checks tire pressure and inflates or deflates to the recommeded level. On an average, the attendant takes 2 minutes to check one car. Cars arrive for the service at the rate of 17 per hour. a. Determine the number of cars that wait in queue. b. Determine the number of minutes cars wait in queue. c. Determine the duration the cars stay at the gas station. d. What percentage of time is the attendant busy? e. The manager of the station is considering adding another attendant only if it will reduce the waiting time by more than 50%. What do you recommend

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